Without delay, let's solve this. We've got 848 and we will be multiplying it by 64, that is, adding 848 to itself 64 times.
Step 1: 0 + 848 = 848
Step 2: 848 + 848 = 1696
Step 3: 1696 + 848 = 2544
Step 4: 2544 + 848 = 3392
Step 5: 3392 + 848 = 4240
Step 6: 4240 + 848 = 5088
Step 7: 5088 + 848 = 5936
Step 8: 5936 + 848 = 6784
Step 9: 6784 + 848 = 7632
Step 10: 7632 + 848 = 8480
Step 11: 8480 + 848 = 9328
Step 12: 9328 + 848 = 10176
Step 13: 10176 + 848 = 11024
Step 14: 11024 + 848 = 11872
Step 15: 11872 + 848 = 12720
Step 16: 12720 + 848 = 13568
Step 17: 13568 + 848 = 14416
Step 18: 14416 + 848 = 15264
Step 19: 15264 + 848 = 16112
Step 20: 16112 + 848 = 16960
Step 21: 16960 + 848 = 17808
Step 22: 17808 + 848 = 18656
Step 23: 18656 + 848 = 19504
Step 24: 19504 + 848 = 20352
Step 25: 20352 + 848 = 21200
Step 26: 21200 + 848 = 22048
Step 27: 22048 + 848 = 22896
Step 28: 22896 + 848 = 23744
Step 29: 23744 + 848 = 24592
Step 30: 24592 + 848 = 25440
Step 31: 25440 + 848 = 26288
Step 32: 26288 + 848 = 27136
Step 33: 27136 + 848 = 27984
Step 34: 27984 + 848 = 28832
Step 35: 28832 + 848 = 29680
Step 36: 29680 + 848 = 30528
Step 37: 30528 + 848 = 31376
Step 38: 31376 + 848 = 32224
Step 39: 32224 + 848 = 33072
Step 40: 33072 + 848 = 33920
Step 41: 33920 + 848 = 34768
Step 42: 34768 + 848 = 35616
Step 43: 35616 + 848 = 36464
Step 44: 36464 + 848 = 37312
Step 45: 37312 + 848 = 38160
Step 46: 38160 + 848 = 39008
Step 47: 39008 + 848 = 39856
Step 48: 39856 + 848 = 40704
Step 49: 40704 + 848 = 41552
Step 50: 41552 + 848 = 42400
Step 51: 42400 + 848 = 43248
Step 52: 43248 + 848 = 44096
Step 53: 44096 + 848 = 44944
Step 54: 44944 + 848 = 45792
Step 55: 45792 + 848 = 46640
Step 56: 46640 + 848 = 47488
Step 57: 47488 + 848 = 48336
Step 58: 48336 + 848 = 49184
Step 59: 49184 + 848 = 50032
Step 60: 50032 + 848 = 50880
Step 61: 50880 + 848 = 51728
Step 62: 51728 + 848 = 52576
Step 63: 52576 + 848 = 53424
Step 64: 53424 + 848 = 54272

So, 848*64 = 54272